PHP Wrapper to emulate wp.template using mustache.php

gistfile1.php

<?php
/**
 * wp.template.php
 *
 * PHP Wrapper to emulate wp.template using mustache.php
 * 
 * mustache.php: https://github.com/bobthecow/mustache.php
 *
 * JS Example
 *
	singleTemplate = wp.template( 'template-part' );
	var output = singleTemplate( { foo: 'bar' } );
 *
 * PHP Example
 *
	$singleTemplate = wp_template( 'template-part' );
	$output = $singleTemplate( array( 'foo' => 'bar' ) );
 *
 * @author    Wes Koopmans, Of Desks <inc@ofdesks.com>
 * @license   GPL-2.0+
 * @link      http://ofdesks.com
 * @copyright 2014 Of Desks Studio Inc.
 * @version   0.1
 */
class WP_Template {

	// Our Template
	private $template;

	// Our Processor
	private $mustache;

	/**
	 * Setup Mustache, etc.
	 *
	 * @param [type] $template
	 * @param array $settings
	 */
	function __construct( $template, $settings = array() ) {

		// Autoloader
		if ( !class_exists( 'Mustache_Autoloader' ) ) {
			require_once 'Mustache/Autoloader.php';
			Mustache_Autoloader::register();
		}

		$this->mustache = new Mustache_Engine( $settings );

		// Load in Template
		$this->template = $template;
	}


	/**
	 * Wrapper Returner
	 *
	 * Send back a wrapper for the render function.
	 * We're always going to assign all of the data
	 * to $data so that we emulate the wp.template
	 * way of doing {{data.xxxx}}
	 *
	 * @return function
	 */
	public function wp_template() {
		return function( $data = '' ) {
			return $this->render( array('data' => $data ) );
		};
	}


	/**
	 * Simple function to render Templates
	 *
	 * @param array $data
	 * @return string
	 */
	public function render( $data = array() ) {
		return $this->mustache->render( $this->template, (object) $data );;
	}
}


/**
 * wp.template emulator!
 *
 * Redeclare it and change functionality if you need too.
 * ( Maybe you want a templates folder, maybe it's plugin not theme, etc. )
 *
 * @param string $template valid slug for get_template_part( 'tmpl', $template )
 * @return function
 */
if ( !function_exists( 'wp_template' ) ) :
function wp_template( $template_part, $settings = array() ) {

	ob_start();

	get_template_part( 'tmpl', $template_part );
	$template = ob_get_contents();

	ob_end_clean();

	$wp_template = new WP_Template( $template, $settings );

	return $wp_template->wp_template();
}
endif;